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Quebracho is one of the common names, in Spanish
Spanish language

Spanish or Castilian is a Romance languages that originated in northern Spain, and gradually spread in the Kingdom of Castile and evolved into the principal language of government and trade....
, of at least three similar species of tree
TREE

TREE was a Boston hardcore punk band formed in the summer of 1990. They were active in the Boston music scene until disbanding in 2002....
s that grow in the Gran Chaco
Gran Chaco

The Gran Chaco , is a sparsely populated, hot and semi-arid lowland region, of the R?o de la Plata basin, divided between eastern Bolivia, Paraguay, northern Argentina and a portion of the Brazilian state of Mato Grosso....
 region of South America
South America

South America is the southern continent of the Americas, situated entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere....
:



These species provide tannin
Tannin

Tannins are astringent, bitter plant polyphenols that either bind and Precipitation or shrink proteins. The astringency from the tannins is what causes the dry and puckery feeling in the mouth following the consumption of red wine or an unripened fruit....
 and a very hard, durable timber
Timber

Timber may refer to:* Lumber, i.e. wood materials* Timber, Oregon, an unincorporated community in the U.S. state of Oregon* Timber , a 1984 arcade game by Bally Midway...
. Quebracho is sometimes used as a commercial name for the tannin derived from the trees, or their timber. The etymology
Etymology

Etymology is the study of the roots and history of words; and how their form and meaning have changed over time.In languages with a long detailed history, etymology makes use of philology, the study of how words change from culture to culture over time....
 of the name appears to be Spanish
Spanish language

Spanish or Castilian is a Romance languages that originated in northern Spain, and gradually spread in the Kingdom of Castile and evolved into the principal language of government and trade....
, derived from quiebrahacha, meaning "axe
Axe

The axe, or ax, is an implement that has been used for Millennium to shape, split and cut wood, harvest Lumber, as a weapon and a ceremony or Heraldry symbol....
-breaker".

The tannic acid
Tannic acid

Tannic acid , a commercial form of tannin, is a polyphenol. Its weak acidity is due to these phenol groups in the structure. Tannic acid is a basic ingredient in the chemical staining of wood....
, in the form of alkalized salts, was extensively used as a deflocculant
Deflocculant

A deflocculant is an agent for thinning suspensions or slurries. It is used to reduce viscosity or prevent flocculation and is sometimes incorrectly called a "dispersant." Most deflocculants are low-molecular weight anionic polymers that neutralize positive charges on suspended particles, particularly clays and aryl-alkyl derivative of sul...
 in drilling mud
Drilling mud

In geotechnical engineering, drilling mud, also known as spud mud , is a drilling fluid used to drill boreholes into the earth. Often used while drilling oil well and natural gas wells and on exploration drilling rigs but can also be used for much simpler boreholes, such as water wells....
s in 1940s-1950s, until it was replaced with lignosulfonates
Lignosulfonates

Lignosulfonates, or sulfonated lignin, are water-soluble anionic polyelectrolyte polymers: they are byproducts from the production of wood pulp using sulfite process....
.






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Quebracho is one of the common names, in Spanish
Spanish language

Spanish or Castilian is a Romance languages that originated in northern Spain, and gradually spread in the Kingdom of Castile and evolved into the principal language of government and trade....
, of at least three similar species of tree
TREE

TREE was a Boston hardcore punk band formed in the summer of 1990. They were active in the Boston music scene until disbanding in 2002....
s that grow in the Gran Chaco
Gran Chaco

The Gran Chaco , is a sparsely populated, hot and semi-arid lowland region, of the R?o de la Plata basin, divided between eastern Bolivia, Paraguay, northern Argentina and a portion of the Brazilian state of Mato Grosso....
 region of South America
South America

South America is the southern continent of the Americas, situated entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere....
:

  • Schinopsis lorentzii
    Schinopsis lorentzii

    Schinopsis lorentzii is a hardwood tree, native of the Paraguayan subtropical area, which forms forests in Gran Chaco region of Argentina, in Paraguay, and Bolivia....
     (quebracho colorado santiagueño), of the family Anacardiaceae
    Anacardiaceae

    Anacardiaceae is a Family of flowering plants bearing fruits that are drupes and in some cases producing urushiol, an Irritation. Its 82 genera include several of economic importance....
    ;
  • Schinopsis balansae
    Schinopsis balansae

    Schinopsis balansae is a hardwood tree which forms forests in the subtropical Gran Chaco ecoregion of north-eastern Argentina, and Paraguay....
     (quebracho colorado chaqueño), of the same family;
  • Aspidosperma quebracho-blanco
    Aspidosperma quebracho-blanco

    Quebracho blanco is a South American tree species, which is found in the northern regions of Argentina. It must not be confused with other species also known as quebracho, but belonging to the genus Schinopsis....
     ("white quebracho"), of the family Apocynaceae
    Apocynaceae

    The Apocynaceae or dogbane family is a family of Angiosperms that includes trees, shrubs, herbs, and lianas.Many species are tall trees found in tropical rainforests, and most are from the tropics and subtropics, but some grow in tropical dry, xeric environments....
    .


These species provide tannin
Tannin

Tannins are astringent, bitter plant polyphenols that either bind and Precipitation or shrink proteins. The astringency from the tannins is what causes the dry and puckery feeling in the mouth following the consumption of red wine or an unripened fruit....
 and a very hard, durable timber
Timber

Timber may refer to:* Lumber, i.e. wood materials* Timber, Oregon, an unincorporated community in the U.S. state of Oregon* Timber , a 1984 arcade game by Bally Midway...
. Quebracho is sometimes used as a commercial name for the tannin derived from the trees, or their timber. The etymology
Etymology

Etymology is the study of the roots and history of words; and how their form and meaning have changed over time.In languages with a long detailed history, etymology makes use of philology, the study of how words change from culture to culture over time....
 of the name appears to be Spanish
Spanish language

Spanish or Castilian is a Romance languages that originated in northern Spain, and gradually spread in the Kingdom of Castile and evolved into the principal language of government and trade....
, derived from quiebrahacha, meaning "axe
Axe

The axe, or ax, is an implement that has been used for Millennium to shape, split and cut wood, harvest Lumber, as a weapon and a ceremony or Heraldry symbol....
-breaker".

The tannic acid
Tannic acid

Tannic acid , a commercial form of tannin, is a polyphenol. Its weak acidity is due to these phenol groups in the structure. Tannic acid is a basic ingredient in the chemical staining of wood....
, in the form of alkalized salts, was extensively used as a deflocculant
Deflocculant

A deflocculant is an agent for thinning suspensions or slurries. It is used to reduce viscosity or prevent flocculation and is sometimes incorrectly called a "dispersant." Most deflocculants are low-molecular weight anionic polymers that neutralize positive charges on suspended particles, particularly clays and aryl-alkyl derivative of sul...
 in drilling mud
Drilling mud

In geotechnical engineering, drilling mud, also known as spud mud , is a drilling fluid used to drill boreholes into the earth. Often used while drilling oil well and natural gas wells and on exploration drilling rigs but can also be used for much simpler boreholes, such as water wells....
s in 1940s-1950s, until it was replaced with lignosulfonates
Lignosulfonates

Lignosulfonates, or sulfonated lignin, are water-soluble anionic polyelectrolyte polymers: they are byproducts from the production of wood pulp using sulfite process....
. Its red color gave the mixture the name red mud.